/*
 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this list of
 * conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
 * of conditions and the following disclaimer in the documentation and/or other materials
 * provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
 * to endorse or promote products derived from this software without specific prior written
 * permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
#include <spawn.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include "It_posix_process.h"

using namespace std;

static const int POSIX_SPAWN_ADDFCHDIR = 1;
static const int POSIX_SPAWN_ADDCHDIR = 2;
static const int POSIX_SPAWN_ADDDUP2 = 3;

static int TestSpawnFAFChDir(posix_spawn_file_actions_t* fa)
{
    int tmpfd = 50;
    int ret;

    ret = posix_spawn_file_actions_addopen(fa, tmpfd, ".", O_DIRECTORY | O_RDONLY, 0);
    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);

    ret = posix_spawn_file_actions_addfchdir_np(fa, tmpfd);
    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);

    ret = posix_spawn_file_actions_addclose(fa, tmpfd);
    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);

    return 0;
EXIT:
    return 1;
}

static int TestSpawnFAChDir(posix_spawn_file_actions_t* fa)
{
    int ret = posix_spawn_file_actions_addchdir_np(fa, ".");
    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);

    return 0;
EXIT:
    return 1;
}

static int TestSpawnFADup2(posix_spawn_file_actions_t* fa)
{
    int tmpfd = 50;
    int ret;

    ret = posix_spawn_file_actions_adddup2(fa, STDOUT_FILENO, tmpfd);
    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);

    ret = posix_spawn_file_actions_addclose(fa, tmpfd);
    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);

    return 0;
EXIT:
    return 1;
}

static int TestSpawnFA(short flag)
{
    pid_t pid;
    posix_spawn_file_actions_t fa;
    int status = 1;
    char *argv[] = {"tftp", nullptr};
    int ret;

    ret = posix_spawn_file_actions_init(&fa);
    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);

    if (flag == POSIX_SPAWN_ADDFCHDIR) {
        TestSpawnFAFChDir(&fa);
    } else if (flag == POSIX_SPAWN_ADDCHDIR) {
        TestSpawnFAChDir(&fa);
    } else if (flag == POSIX_SPAWN_ADDDUP2) {
        TestSpawnFADup2(&fa);
    }

    ret = posix_spawn(&pid, "/bin/tftp", &fa, nullptr, argv, nullptr);
    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);

    ret = posix_spawn_file_actions_destroy(&fa);
    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);

    return 0;
EXIT:
    return 1;
}

static int Testcase(void)
{
    int ret;

    ret = TestSpawnFA(POSIX_SPAWN_ADDFCHDIR);
    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);

    ret = TestSpawnFA(POSIX_SPAWN_ADDCHDIR);
    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);

    ret = TestSpawnFA(POSIX_SPAWN_ADDDUP2);
    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);

    return 0;
EXIT:
    return 1;
}

VOID ItPosixSpawn003(void)
{
    TEST_ADD_CASE("IT_POSIX_SPAWN_003", Testcase, TEST_POSIX, TEST_CONTAINER, TEST_LEVEL0, TEST_FUNCTION);
}